Morphology Data of Synodontis orientalis
Identification keys
Main Ref. Seegers, L., 2008
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral fusiform / normal
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth sub-terminal/inferior
Diagnosis

Distinguished from other species by the following characters: eye diameter 2.2 times in snout length; humeral process triangular, pointed at its tip; absence of axillary pore below the humeral process; 24-26 teeth on lower jaw, number increasing with size; base coloration whitish with large grey-brown blotches on the flanks, leaving only the belly as well as irregular broad white patches in front of and at the end of the adipose fin free; body covered with black-brown dots of about pupil-size (Ref. 78218).

Ease of Identification

Meristic characteristics of Synodontis orientalis

Lateral Lines Interrupted: No
Scales on lateral line
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle
Barbels
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number 1
Finlets No. Dorsal   
Ventral  
Spines total 2 - 2
Soft-rays total 7 - 7
Adipose fin present

Caudal fin

Attributes forked

Anal fin(s)

Fins number
Spines total
Soft-rays total 12 - 12

Paired fins

Pectoral Attributes  
Spines     1
Soft-rays   7 - 8
Pelvics Attributes  
Position    abdominal  behind origin of D1
Spines     
Soft-rays   7 - 7
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Torres, Armi G.
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cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17